Year 2012 2013 2014 2015
Wave 1 2 3 4
Age 8-9 yrs 9-10 yrs 10-11 yrs 11-12 yrs
Saliva Child: 1200 * Child: 1200 * Child: 1200 *

Notes

* Please note: Saliva samples were collected from each participant in waves 1, 3 and 4.

Legend

A = Administration report abstraction
C = Index child report (reporting on others)
L = Linkage (to other databases)
M = Medical records data abstraction
O = Observation/direct assessment
N = Nurse report
P = Parent/primary caregiver report
Pe = Peer report
S = Self report
T = Teacher report
X = Undefined
X BF = Pertaining to biological father
X BM = Pertaining to biological mother
C = Pertaining to index child
X F = Pertaining to father
X Fam = Pertaining to family
X G = Pertaining to grandparent(s)
X M = Pertaining to mother
X P = Pertaining to parent(s)
X Pa = Pertaining to partner
X Pe = Pertaining to peers
X Pr = Pertaining to primary caregiver
X Si = Pertaining to sibling(s)